Rotating detonation rocket engines work differently than traditional rockets to maximize thrust while using less fuel—an ...

Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke characteristics don't perform the same.

Horsepower figures sell cars, but they rarely tell the whole story of how an engine actually feels on the road. Some of the ...

Looking at 7 automakers with vehicles that are experiencing engine failures in 2026.

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

Choosing between aluminum and cast iron engine blocks isn't just about weight or cost. We explain what matters when big ...

The CFM LEAP-1B engine found in a Boeing 737 MAX costs around US$14 million per engine. Astro Mechanica claims its turboelectric adaptive engines would be significantly less expensive, already ...

Your old, reliable engine has been coughing up some strange, but concerning noises. So, you call your mechanic to find out what the problem and solution are to restoring its harmonious hum. But the ...

Researchers in Germany have recently unveiled a hydrogen-powered engine that could challenge diesel in ...

The beauty of manufacturers competing in motorsports is that races can be used to develop and validate powertrains that may ...

For 42 years, the XK was Jaguar’s secret weapon. It proved its worth on the racetrack and powered generations of cars. The ...

The check engine light has always been a bit of a gamble.Sometimes it’s a loose gas cap.Other times, it’s a four-figure ...